The total number of LED lights is 138, including a total of 12 star ornaments (6 large 6 small). Wire length 2.5m, big star charm diameter 17.7cm, small star charm diameter 9.9cm 8 lighting modes: combination, straight, slow, chasing/flash, slow fade, twinkle/flash, continuous on. You can use any mode you want anytime and anywhere. Battery operated with high performance AA batteries, energy saving and environmentally friendly. (3 AA batteries not included). All 138 LEDs are connected in parallel so one is broken, this cannot affect the lighting of others. The pluggable star curtain lights can be a very nice decoration for your shop, home, yard, wedding, Christmas, holiday or party